Eidos Teases... Thief 4?

Eidos Montreal has teased its next project on its official site, and the font delivering the message has led to speculation that the unannounced game could be Thief 4.

Eidos Montreal is currently at work on Deus Ex 3, the latest instalment in the espionage tinged first person series that's been shrouded in an appropriate level of mystery, with few details having made it beyond the studio walls.